Sock



FIG. 1 is a perspective view of the sock showing my new design;

FIG. 2 is an enlarged top view thereof;

FIG. 3 is an enlarged bottom view thereof;

FIG. 4 is an enlarged left side view thereof;

FIG. 5 is an enlarged right view thereof;

FIG. 6 is an enlarged rear view thereof;

FIG. 7 is an enlarged front view thereof;

FIG. 8 is a perspective view of the sock showing my new design in an alternative embodiment;

FIG. 9 is an enlarged top view thereof;

FIG. 10 is an enlarged bottom view thereof;

FIG. 11 is an enlarged left side view thereof;

FIG. 12 is an enlarged right view thereof;

FIG. 13 is an enlarged rear view thereof; and,

FIG. 14 is an enlarged front view thereof. 

The ornamental design for a sock, as shown and described. 